(*
This file is part of the Lustre reader

* Copyright (c) 2010, Nicola Camuffo.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of Nicola Camuffo, nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*)


open Lustypes


val provide_type : _id -> _sym -> _type -> unit

val provide_const : _id -> _sym -> _type -> _expression -> unit

val provide_node : _id -> _sym -> _id list -> _id list -> unit

val provide_func : _id -> _sym -> _id list -> _id list -> unit


val provided_id : _sym -> _id

val provided_type_info : _id -> _type

val provided_const_info : _id -> _type * _expression

val provided_node_info : _id -> _id list * _id list

val provided_func_info : _id -> _id list * _id list


(* DOUBTFUL ENTITIES *)

val get_doubtful : _id -> _id list
	
val add_doubtful : _id -> _id -> unit


(* CAUSES *)
	
type _doubt_cause =
	TYPE_VALUE_MISMATCH
	| CONST_TYPE_MISMATCH
	| CONST_VALUE_MISMATCH
	| NODE_NUMBER_OF_VARS_MISMATCH
	| NODE_TYPE_OF_VARS_MISMATCH


val get_cause : _id -> _doubt_cause

val add_cause : _id -> _doubt_cause -> unit
